<template>
  <div v-theme:column="'wide'" id="show-blogs">
    <h1>博客总览</h1>
    <input type="text" v-model="search" placeholder="搜索" />
    <div class="single-blog" v-for="blog in filteredBlogs" :key="blog.id">
      <h2 v-rainbow>{{blog.title | to-uppercase}}</h2>
      <article>{{blog.body | snippet}}</article>
    </div>
  </div>
</template>

<script>
  export default {
    name: 'show-blogs',
    data() {
      return {
        blogs: [],
        search: ''
      }
    },
    created() {
      this.$http.get('../../static/posts.json').then(res => {
        this.blogs = res.body.slice(0, 10)
        console.log(this.blogs)
      })
    },
    computed: {
      filteredBlogs() {
        return this.blogs.filter(blog => {
          return blog.title.match(this.search)
        })
      }
    },
    filters: {
      toUppercase(value) {
        return value.toUpperCase()
      }
    },
    directives: {
      rainbow: {
        bind(el, binding, vnode) {
          el.style.color =
            '#' +
            Math.random()
              .toString(16)
              .slice(2, 8)
        }
      }
    }
  }
</script>

<style>
  #show-blogs {
    max-width: 800px;
    margin: 0 auto;
  }

  .single-blog {
    padding: 20px;
    margin: 20px 0;
    box-sizing: border-box;
    background: #eee;
    border: 1px dotted #aaa;
  }

  #show-blogs a {
    color: #444;
    text-decoration: none;
  }

  input[type='text'] {
    padding: 8px;
    width: 100%;
    box-sizing: border-box;
  }
</style>

